Loading…
How United States ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to United States over time.
The largest autonomous systems registered to United States by IPv4 footprint.
| AS | Holder | IPv4 | Prefixes |
|---|---|---|---|
| AS749US | DNIC-AS-00749 - United States Department of Defense (DoD) | 227.5M | 3,133 |
| AS16509US | AMAZON-02 - Amazon.com, Inc. | 218M | 24,555 |
| AS7018US | ATT-INTERNET4 - AT&T Enterprises, LLC | 117.3M | 644 |
| AS8075US | MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation | 81.6M | 1,303 |
| AS721US | DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) |
United States against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
32,168 autonomous systems registered to United States. Click an AS for detail.
| 73.1M |
| 232 |
| AS7922US | COMCAST-7922 - Comcast Cable Communications, LLC | 68.3M | 437 |
| AS396982US | GOOGLE-CLOUD-PLATFORM - Google LLC | 51.5M | 3,885 |
| AS714US | APPLE-ENGINEERING - Apple Inc. | 44.8M | 1,995 |
| AS701US | UUNET - Verizon Business | 43.6M | 994 |
| AS174US | COGENT-174 - Cogent Communications, LLC | 37.6M | 4,354 |
| 512 |
| 1 |
| 2 |
| AS20052US | ARBOR - Arbor Networks, Inc. | 512 | — | 1 |
| AS22868US | BDPINTERNATIONAL - BDP International | 512 | — | 2 |
| AS20254US | TCS-ASN-216-230-22-WHTSKY - Tuscaloosa City Schools | 512 | — | 1 |
| AS53674US | KYVONAS-01 - SupportCloud, LLC | 512 | — | 2 |
| AS136806US | TII-AS-IN - Texas Instruments, Inc | 512 | — | 2 |
| AS10858US | HYPER-BNG-ASN - Hypertherm Inc. | 512 | — | 2 |
| AS46600US | E2-SERVICES-01 - E2 Services Inc. | 512 | — | 2 |
| AS400314US | GULF-WINDS-1 - Gulf Winds Credit Union | 512 | — | 2 |
| AS7124US | DACSCX-US - DACS-IX | 512 | 264 | 11 |
| AS22874US | HIGH-DATA-CONNECTION - HIGH DATA CONNECTION LLC | 512 | — | 2 |
| AS21969US | FSA-AMH-AS01 - Firstsource Advantage LLC | 512 | — | 2 |
| AS399983US | APOG-MILLERSVILLE - Apogee Telecom Inc. | 512 | — | 1 |
| AS212935US | THEORI Theori Inc | 512 | 1 | 3 |
| AS46207US | STATE-OF-LOUISIANA-JUDICIAL-BRANCH - State of Louisiana Supreme Court - JA/CMIS | 512 | — | 1 |
| AS396041US | HFC-ASN - HollyFrontier Corporation | 512 | — | 2 |
| AS396083US | ARVUS-160-84 - Framatome Inc. | 512 | — | 2 |
| AS4361US | VERSATURE-NET2PHONE - IDT Corporation | 512 | — | 2 |
| AS32744US | MCCC - Montgomery County Community College | 512 | — | 2 |
| AS396211US | TCI-PLAINS01 - Triple Crown Internet, Inc. | 512 | — | 1 |
| AS17033US | CSL-ASN-AS17033 - CSL Behring L.L.C | 512 | — | 2 |
| AS396104US | KARMA-CORP-SVCS - Karma Automotive, LLC | 512 | — | 2 |
| AS33482US | ASN-CARDTRONICS - CARDTRONICS USA INC | 512 | — | 2 |
| AS53323US | ION-CLEARWATER-TOC - The E.W. Scripps Company | 512 | — | 2 |
| AS36638US | JRCH-AS - Jackson Rancheria Band of Miwuk Indians | 512 | — | 2 |
| AS29996US | APORTER - Arnold & Porter Kaye Scholer LLP | 512 | — | 2 |
| AS398581US | CYBERMAXX-01 - CyberMaxx LLC | 512 | — | 2 |
| AS394499US | DIMENSIONAL - Dimensional Fund Advisors | 512 | — | 2 |
| AS32443US | US-REPSOLSERVICESCOMPANY - Repsol Services Company | 512 | — | 2 |
| AS35855US | UCCU - UTAH COMMUNITY FEDERAL CREDIT UNION | 512 | — | 2 |
| AS53784US | SNHHS - Southern New Hampshire Health System | 512 | — | 2 |
| AS401347US | LCS-FIBERCOM-LLC - LCS Fibercom LLC | 512 | — | 2 |
| AS402898US | PPFLIGHT - ppflight | 512 | 256 | 2 |
| AS13454US | PA-TURNPIKE - PENNSYLVANIA TURNPIKE COMMISSION | 512 | — | 2 |
| AS394011US | NEORA-ASN-1 - Neora, LLC | 512 | — | 1 |
| AS7455US | MOTO-INT1-AS - Motorists Mutual Insurance Company | 512 | — | 2 |
| AS19858US | GENSLER - M. Arthur Gensler Jr. & Associates, Inc. | 512 | — | 2 |
| AS26334US | BAIN-WTR - Bain & Company | 512 | — | 2 |
| AS396098US | DOE-HANFORD - U.S. Department of Energy - Hanford | 512 | 65.5K | 3 |
| AS395598US | MORAE-GLOBAL-US - Morae Global | 512 | — | 2 |
| AS55249US | SAGE-ELSEG1 - Sage Publications, Inc. | 512 | — | 1 |
| AS26649US | GDCLSD-AS - General Dynamics Land Systems | 512 | — | 2 |
| AS401460US | METROPLUS-HEALTH - METROPLUS HEALTH PLAN, INC. | 512 | — | 2 |
| AS33726US | GENEVACOLLEGE-AS - GENEVA COLLEGE | 512 | — | 1 |
| AS36769US | WGAL-TV - Hearst-Argyle Television, Inc. | 512 | — | 2 |
| AS32041US | UL - Underwriters Laboratories | 512 | — | 2 |
| AS17009US | SHOPTIKAL - Shopko Optical | 512 | — | 2 |